Product name;12-piece set of Quick Change Connect impact driver drill,medium hole quinco head, sandblasted head combination chromium vanadium steelProduct color: As shown in the figureSize:5cm in length.Product material: Metal Product features:1.This quick change connect impact driver drill is a great tool,it dimension is 5cm in length.2.This quick change connect impact driver drill is made of metal,It is waterproof and wear-resistant, which makes it last a long time .It has a variety of sizes, strong connections,It has a strong hardness and corrosion resistance.3.This quick change connect impact driver drill has a unique design,it has ergonomics handle, more comfortable and efficient.4.This quick change connect impact driver drill is easy to use. This tool is fit for with electric screwdriver, manual screwdriver, electric drill, group general tools, ect.5.You will receive 12pcs quick change connect impact driver drill,which can meet your daily life plant need.Precautions:1. As we all know , the different computers display colors differently, the color of the actual item may vary slightly from the following images.2. If you feel difficult to choose the size, you can feel free to contact mewe will give you some suggestion, but it is for you reference only.Shipment includes: 12pcs quick change connect impact driver drill